UCC28061DR - Texas Instruments

Manufacturer Part Number

UCC28061DR

Manufacturer

Texas Instruments

Introduction

Dual-channel interleaved PFC control IC for high-efficiency power supplies

Product Features and Performance

Natural Interleaving technology for reduced ripple

Dual-phase operation for improved thermal management

500kHz switching frequency for compact peripheral components

Supports Discontinuous (Transition) Mode for enhanced light-load efficiency

Startup current of 100 µA conserves energy during standby

Product Advantages

High power factor and low THD for regulatory compliance

Interleaved channels reduce input and output capacitance requirements

Built-in protection features enhance system reliability

Key Technical Parameters

Frequency - Switching: 500kHz

Current - Startup: 100 µA

Voltage - Supply: 14V to 21V

Operating Temperature Range: -40°C to 125°C

16-SOIC package for space-effective design

Quality and Safety Features

Over-voltage protection

Under-voltage lockout

Over-current protection

Thermal shutdown

Compatibility

Compatible with various switch-mode power supply designs

Suitable for bridgeless PFC topologies

Application Areas

High-efficiency AC-DC power supplies

Server and telecom power systems

Industrial power systems

Consumer electronics power units

Product Lifecycle

Active status indicates ongoing production

Not nearing discontinuation

Replacement and upgrade options available

Several Key Reasons to Choose This Product

Efficient power factor correction for energy savings

Support for high switching frequency enabling smaller size components

Robust thermal performance under dual-channel operation

Enhancements in system reliability with integrated protection features

Versatile application range, from consumer electronics to industrial power systems